Adds 'alternative auth' support
Adds support for suggested contacts finding
Displays the number of users in the Tools->Room List window
Fixes 'deny' friend requests
Fixes memory leaks
Fixes some rare crashes
Sadly removes the most important advanced setting ever seen in Pidgin

Skype4Business (S4B) and Bot support
Receive contacts
Updated status icons - Users that would previously show as 'Away' will now show as 'Idle'
Fixed buddy authorisation requests and responses
Auto reconnects when there's an error, so you shouldn't have to press the Re-Enable button
Call display improvements
Tooltips display for people with special characters (&, ', <, >) in their user info
Can remove yourself from the buddy list (that annoying cid- user!)
Fixes tiny-text being sent when copy-pasting into Pidgin
File transfer and image transfer improvements
Allows clearing out your "Mood" message, so you don't show as "I'm not here right now" when you're actually Online
Better error messages when a message failed to send

Fixes Logins for non-Live usernames (i.e. if you don't have an @ in your username)
Doesn't remember/use the refresh-token for auth if you've marked your account to always require the password - this will make sure you can't just use any password to login